#canvas-intro
{
	z-index: 1;
	border: solid black;
}
#canvas-main
{
	z-index: 2;
	border: solid black;
	position: absolute;
	display: none;
}
#canvas-outcome
{
	z-index: 3;
	border: solid black;
	position: absolute;
	display: none;
}
#velocity
{
	z-index:2;
	font-family: Arial;
	position: absolute;
	color: black;	
}